
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED40X15B is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø40mm bore and 15mm stroke, 1/8" air ports and a hard-anodized aluminium body. Its short compact envelope saves about 50% of the mounting length of an ISO 15552 profile cylinder.
The ACED40X15B is a double acting, double-rod compact cylinder built to the ISO 21287 short-body format: a 40 mm bore with a 15 mm stroke and a 12 mm rod exiting BOTH covers, so the output force is identical on the extend and retract strokes. At 0.5 MPa it delivers 571.8 N in either direction (800.5 N at 0.7 MPa), and the male rod thread (the B code) bolts straight onto tooling. The hard-anodized aluminium body with an S45C hard-chrome-plated rod runs on air filtered to 40 um at 0.15-1.0 MPa (22-145 psi), 30-500 mm/s, from -20 to +70 C.
Because the body is about 50% shorter than an ISO 15552 profile cylinder, this 15 mm stroke version slots into tight pick-and-place heads and fixture plates where a full-length cylinder will not fit. The through-rod resists rotation and light side load, and the rear rod can carry a sensor flag or a counterweight. A fixed TPU bumper at each end absorbs end-of-stroke shock. In practice, plan on roughly 343 N of usable work at 0.5 MPa (about 0.6 of the rating), which lifts about 29 kg vertically with a 2:1 margin. Note: no magnet is fitted; order the optional -S code if you need CMSE / DMSE switch sensing.
| Model | Airtac ACED Double-acting Compact Cylinder ACED40X15B |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø40 mm |
| Stroke | 15 mm |
| Acting type | Double acting, double rod |
| Port size | 1/8" |
| Rod thread | M8×1.25 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 500 mm/s |
| Cushion | Fixed TPU bumper (both ends) |
| Max standard stroke | Up to 200 mm |
Specifications follow the official AirTAC ACE-series (ISO 21287) datasheet. Body: hard-anodized aluminium alloy; piston rod: S45C carbon steel with hard-chrome plating. Rod type: female thread (blank) or male thread (B). Thread options: PT (blank) / G. A built-in magnet is OPTIONAL — add the -S code to fit CMSE / DMSE position sensors.
| Pressure | Force (both ways) |
|---|---|
| 0.5 MPa | 572 N |
| 0.7 MPa | 800 N |
| Max (@1.0 MPa) | 117 kgf |
Double-rod: a rod exits both covers, so output force is equal in both directions (rod-side area used).
| ACED | ISO 21287 compact cylinder (double-rod). |
|---|---|
| 40 | Bore size in mm. |
| ×15 | Stroke length in mm. |
| S | Optional built-in magnet for CMSE / DMSE sensors (omit for no magnet). |
| B | Rod type: B = male thread; blank = female thread. |
ACE-family variants: ACE (double acting), ASE / ATE (single acting push / pull), ACED (double rod), ACEJ (adjustable stroke), TACE / TACED (non-rotating twin-guide yoke). Mounting accessories: FA / FB flange, LB foot, CA / CB clevis, CR, SDB pivot, FTC; plus I and Y knuckles. Thread PT (blank) / G.
The 15 mm stroke and 571.8 N bidirectional force suit swing clamps and toe clamps on machining fixtures, where the compact body fits between vise jaws and the male rod thread takes a standard clamp arm.
With a rod on both covers, one air side ejects a finished part while the opposite rod returns a pallet or nests a new blank - equal force both ways at 0.5 MPa keeps cycle behavior symmetric.
The back-end rod carries a flag past a CMSE or DMSE switch (order the optional -S magnet) to confirm end position on packaging machine gates without adding an external sensor bracket.
At 40 mm bore this unit sits mid-range: a 32 mm ACED gives 345.6 N at 0.5 MPa, while a 50 mm ACED reaches 881.2 N - step up if your press or clamp needs more than the 571.8 N this bore provides. The 15 mm stroke is well inside the 200 mm maximum standard stroke for bore 40, so it is a catalogue item. With no magnet fitted, add -S to the code if CMSE / DMSE switches are planned. Mounting: FA/FB flanges, LB foot or FTC brackets bolt to the ISO 21287 face, with I/Y rod knuckles on the male-threaded rod. Remember a plain double-rod cylinder will drift if air is lost - for a held load, pair it with a rod lock or pilot check valve.
Quick checklist
Yes - because a rod exits both covers, both strokes use the rod-side area. At 0.5 MPa you get 571.8 N either way, 800.5 N at 0.7 MPa, and the maximum rating is 116.6 kgf at 1.0 MPa. Operating range is 0.15-1.0 MPa (22-145 psi) with proof pressure of 1.5 MPa (215 psi), speed 30-500 mm/s, air filtered to 40 um, -20 to +70 C.
It is an ISO 21287 compact cylinder whose short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it drops into tight gantries and fixture plates. A fixed TPU bumper at each cover absorbs end-of-stroke energy. Mounting options include FA/FB flange, LB foot and FTC brackets; the B code gives a male rod thread. Sensing requires the optional -S magnet for CMSE / DMSE switches - it is not fitted as standard.
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